LISS-EN UP, I have great news!!
If you are reading this and you follow my Insta-story, you will see that one of my favourite things to do is walk by the sea or take a stroll up the mountains. Well, I have great news because if this is something you enjoy as much as me, you can rejoice as it is a perfectly legitimate form of training. I'm going to guess that you have heard of HIIT ( Hight Intensity Interval Training) and if you have heard of it, I'm going to go right ahead and say you have also tried it and